基于AnypointStudio IDE开发MuleESB实例


基于AnypointStudio IDE开发MuleESB实例

本文部分内容引用https://www.cnblogs.com/enjoyingsoft/p/10132360.html,在此,对原著作者表示感谢。

一、AnypointStudio IDE环境的安装

1.安装jdk1.8以上

2.MuleESB分为社区版和企业版,两者的区别如下:

 

 

  

3.mule esb的开发,主要是在AnypointStudio IDE环境下开发的,所以首先需要下载一个AnypointStudio IDE,本文下载的是6.6.4版本。安装过程和eclipse一样。

由于Anypoint Studio默认只内嵌了Mule ESB企业版运行环境,如果你想使用社区版的话,我们还需要安装Mule ESB社区版运行环境。

安装社区版运行环境,可以使用下列步骤。

点击Help/Install New Software...菜单

Work with下拉框中选择Mule Runtimes for Anypoint Studio

 

 

 

 

选中Mule ESB Server Runtime 3.9.0 CE,CE就是Community Edition,社区版的意思。然后点击Next一直到完成。

本例是实现一个cxf的webservice服务封装为http服务。

首先,需要自行开发一个webservice的服务端程序。

 <dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter</artifactId>
    </dependency>

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
        <exclusions>
            <exclusion>
                <groupId>org.junit.vintage</groupId>
                <artifactId>junit-vintage-engine</artifactId>
            </exclusion>
        </exclusions>
    </dependency>

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>

    <!--WerbService CXF依赖-->

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web-services</artifactId>
        <version>2.2.5.RELEASE</version>
    </dependency>

    <dependency>
        <groupId>org.apache.cxf</groupId>
        <artifactId>cxf-spring-boot-starter-jaxws</artifactId>
        <version>3.3.5</version>
    </dependency>

    <dependency>
        <groupId>commons-io</groupId>
        <artifactId>commons-io</artifactId>
        <version>2.5</version>
    </dependency>

</dependencies>

 

  

@WebService(name = "helloService",targetNamespace="http://service.cxf.cbi.com/")
public interface HelloService {
    @WebMethod
    String sayHello(@WebParam(name="param") Person person);
}

@Service
@WebService(targetNamespace="http://service.cxf.cbi.com/",
        serviceName = "helloService",
        endpointInterface = "com.cbi.cxf.server.service.HelloService")
public class HelloServiceImpl implements HelloService {
    @Override
    public String sayHello(@WebParam(name="param") Person person) {
        System.out.println("receive:"+person.getName()+","+person.getAge());
        return "hello,"+person.getName()+","+person.getAge();
    }

}

  

@Configuration
public class WebServiceConfig {

    @Autowired
    private HelloService helloService;

    @Autowired
    private SpringBus springBus;

    @Bean(name = "helloServiceEndPoint")
    public Endpoint endpoint() {
        EndpointImpl endpoint=new EndpointImpl(springBus, helloService);//绑定要发布的服务
        endpoint.publish("/helloWs"); //显示要发布的名称
        return endpoint;
    }

 

public class Person implements Serializable {
   
   private static final long serialVersionUID = 1L;

   private String name;
   
   private String age;

   public String getName() {
      return name;
   }

   public void setName(String name) {
      this.name = name;
   }

   public String getAge() {
      return age;
   }

   public void setAge(String string) {
      this.age = string;
   }

}

 

服务端程序开发完成之后启动,访问http://localhost:8080/cxf/webServices/helloWs?wsdl,即可得到如下wsdl:

<wsdl:definitions xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" xmlns:tns="http://service.cxf.cbi.com/" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:ns1="http://schemas.xmlsoap.org/soap/http" name="helloService" targetNamespace="http://service.cxf.cbi.com/">
<wsdl:types>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:tns="http://service.cxf.cbi.com/" elementFormDefault="unqualified" targetNamespace="http://service.cxf.cbi.com/" version="1.0">
<xs:element name="sayHello" type="tns:sayHello"/>
<xs:element name="sayHelloResponse" type="tns:sayHelloResponse"/>
<xs:complexType name="sayHello">
<xs:sequence>
<xs:element minOccurs="0" name="param" type="tns:person"/>
</xs:sequence>
</xs:complexType>
<xs:complexType name="person">
<xs:sequence>
<xs:element minOccurs="0" name="age" type="xs:string"/>
<xs:element minOccurs="0" name="name" type="xs:string"/>
</xs:sequence>
</xs:complexType>
<xs:complexType name="sayHelloResponse">
<xs:sequence>
<xs:element minOccurs="0" name="return" type="xs:string"/>
</xs:sequence>
</xs:complexType>
</xs:schema>
</wsdl:types>
<wsdl:message name="sayHelloResponse">
<wsdl:part element="tns:sayHelloResponse" name="parameters"> </wsdl:part>
</wsdl:message>
<wsdl:message name="sayHello">
<wsdl:part element="tns:sayHello" name="parameters"> </wsdl:part>
</wsdl:message>
<wsdl:portType name="helloService">
<wsdl:operation name="sayHello">
<wsdl:input message="tns:sayHello" name="sayHello"> </wsdl:input>
<wsdl:output message="tns:sayHelloResponse" name="sayHelloResponse"> </wsdl:output>
</wsdl:operation>
</wsdl:portType>
<wsdl:binding name="helloServiceSoapBinding" type="tns:helloService">
<soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
<wsdl:operation name="sayHello">
<soap:operation soapAction="" style="document"/>
<wsdl:input name="sayHello">
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output name="sayHelloResponse">
<soap:body use="literal"/>
</wsdl:output>
</wsdl:operation>
</wsdl:binding>
<wsdl:service name="helloService">
<wsdl:port binding="tns:helloServiceSoapBinding" name="HelloServiceImplPort">
<soap:address location="http://localhost:8080/cxf/webServices/helloWs"/>
</wsdl:port>
</wsdl:service>
</wsdl:definitions>

 

6.使用AnypointStudio开发mule ESB的服务。

 

 

  

根据实际选择运行环境,一直next下去,完成即可。

 

 

 

 工程依赖包:

 

 

工程http2webservice创建好之后,按照区域1拖拽出流程,按照区域3编写java代码,区域2是在拖拽流程的过程中,可以搜索需要的组件。

public class Person implements Serializable {


private static final long serialVersionUID = 1L;

private String name;

private String age;

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public String getAge() {
return age;
}

public void setAge(String string) {
this.age = string;
}


}

 

public class Trans  extends AbstractMessageTransformer{

@Override
public Object transformMessage(MuleMessage message, String outputEncoding) throws TransformerException {

String xml="";
try {
xml=message.getPayloadAsString();
Document doc=DocumentHelper.parseText(xml);
Element root=doc.getRootElement();


   Person person=new Person();


person.setName(root.element("name").getText());
person.setAge(root.element("age").getText());


JSONObject node = new JSONObject();

node.put("param",  person);
System.out.println("node==================="+node);

Map<String, Object> newMap=TransUtil.parseJSONToMap(node.toString());
System.out.println("newMap==================="+newMap);

xml=TransUtil.parseMapToXML(newMap, "sayHello", "http://service.cxf.cbi.com/");

} catch (Exception e) {
e.printStackTrace();
}
System.out.println("xml==================="+xml);
return xml;
}

}

 

public class ReturnTrans  extends AbstractMessageTransformer{

@Override
public Object transformMessage(MuleMessage message, String outputEncoding) throws TransformerException {


Object payload=message.getPayload();

DepthXMLStreamReader xmlreader=(DepthXMLStreamReader) payload;

XMLStreamReader reader=xmlreader.getReader();

String returnxml="";

try {
while(reader.hasNext()) {

int point =reader.next();
if(point==XMLStreamReader.START_ELEMENT) {
String eleName=reader.getName().toString();
if("return".equals(eleName)) {
returnxml=reader.getElementText();
break;

}

}

}
} catch (XMLStreamException e) {

e.printStackTrace();
}
returnxml="<result>"+returnxml+"</result>";

System.out.println("xml==================="+returnxml);
return returnxml;
}

 

public class TransUtil {

public static Map<String,Object> parseJSONToMap(String jsonStr){
  Map<String, Object> map = new HashMap<>();
       JSONObject json = JSONObject.fromObject(jsonStr);
       for (Object k : json.keySet()) {
           Object v = json.get(k);
           if (v instanceof JSONArray) {
               List<Map<String, Object>> list = new ArrayList<>();
               Iterator<JSONObject> it = ((JSONArray) v).iterator();
               while (it.hasNext()) {
                   JSONObject json2 = it.next();
                   list.add(parseJSONToMap(json.toString()));
               }
               map.put(k.toString(), list);
           } else {
               map.put(k.toString(), v);
           }

       }
       return map;

}
public static String parseMapToXML(Map<String,Object> map,String method,String nameSpace) {

if (map == null) return null;
     JSONObject json = JSONObject.fromObject(map);
     XMLSerializer ser = new XMLSerializer();
     ser.setRootName("tem:" + method);
     ser.write(json);
     ser.setNamespace("tem", nameSpace);
     ser.setTypeHintsEnabled(false);
     String result = ser.write(json, "UTF-8");
     return result;

}

public static Map<String, Object> multilayerXmlToMap(String xml) {
    Document doc = null;
    try {
        doc = DocumentHelper.parseText(xml);
    } catch (DocumentException e) {
        e.printStackTrace();
    }
    Map<String, Object> map = new HashMap<>();
    if (null == doc) {
        return map;
    }
    // 获取根元素
    Element rootElement = doc.getRootElement();
    recursionXmlToMap(rootElement,map);
    return map;
}

/**
 * multilayerXmlToMap核心方法,递归调用
 * 
 * @param element 节点元素
 * @param outmap 用于存储xml数据的map
 */
private static void recursionXmlToMap(Element element, Map<String, Object> outmap) {
    // 得到根元素下的子元素列表
    List<Element> list = element.elements();
    int size = list.size();
    if (size == 0) {
        // 如果没有子元素,则将其存储进map中
        outmap.put(element.getName(), element.getTextTrim());
    } else {
        // innermap用于存储子元素的属性名和属性值
        Map<String, Object> innermap = new HashMap<>();
        // 遍历子元素
        list.forEach(childElement -> recursionXmlToMap(childElement, innermap));
        outmap.put(element.getName(), innermap);
    }
}

}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  

按照如上图的配置完成之后,可以启动工程。在工程上右键run as mule application即可。

7.测试

cxf服务客户端测试:

方式一:动态调用

public class TestClient {

    public static void main(String[] args) throws InvocationTargetException, IllegalAccessException, NoSuchMethodException, ClassNotFoundException, InstantiationException {
        // 创建动态客户端
        JaxWsDynamicClientFactory dcf = JaxWsDynamicClientFactory.newInstance();
        Client client = dcf.createClient("http://localhost:8080/cxf/webServices/helloWs?wsdl");
        // 需要密码的情况需要加上用户名和密码
        // client.getOutInterceptors().add(new ClientLoginInterceptor(USER_NAME, PASS_WORD));
        Object[] result = null;
        //loadClass路径是命名空间+po类名,不是Po的包路径+po类名
        Object po = Thread.currentThread().getContextClassLoader().loadClass("com.cbi.cxf.service.Person").newInstance();//加载类为服务端自定义对象命名空间
        Method method = po.getClass().getMethod("setName", String.class);//调用set方法设置参数
        method.invoke(po, "卓宝贝");
        method = po.getClass().getMethod("setAge", String.class);//调用set方法设置参数
        method.invoke(po, "6");

        Object[] parameters = new Object[]{po};
        try {
            result = client.invoke("sayHello", parameters);//uploadcs为接口方法
            System.out.println(result[0].toString());
        } catch (Exception e) {
            e.printStackTrace();
        }

    }

 

方式二:静态调用

public class TestClient2 {
    public static void main(String[] args) {
        JaxWsProxyFactoryBean factory = new JaxWsProxyFactoryBean();
        factory.setAddress("http://localhost:8080/cxf/webServices/helloWs?wsdl");
        factory.setServiceClass(HelloService.class);//服务端接口类
        Person person = new Person();//自定义对象参数
        person.setName("卓宝贝");
        person.setAge("6");
        HelloService service = (HelloService) factory.create();
        String results = service.sayHello(person);//sayHello为接口方法
        System.out.println(results);
    }
}

 

两种方式测试原始的webservice接口的结果相同,如下:

hello,卓宝贝,6

使用postman测试封装的http接口:post方式 http://127.0.0.1:8081/http2webservice/hello

 

 

 

 

返回结果说明:

如果返回结果要和原始的webservice接口保持一致,流程图中的最后一个节点需要去掉。

如果返回结果需要用json表示,则需要在ReturnTrans类中或者在webservice接口返回时,先拼接成xml格式,然后xml to json节点才会正确转换,否则会报错,如下:

 

 

最终获得的结果json格式如下:

{
"result": "hello,卓宝贝,6"
}

 

 


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